Date: Tue, 5 Oct 1999 16:11:43 -0700 (PDT) From: Alfred Perlstein <bright@wintelcom.net> To: Greg Lehey <grog@lemis.com> Cc: Matthew Dillon <dillon@apollo.backplane.com>, Dag-Erling Smorgrav <des@flood.ping.uio.no>, thyerm@camtech.net.au, Ruslan Ermilov <ru@FreeBSD.org>, cvs-committers@FreeBSD.org, cvs-all@FreeBSD.org Subject: Re: top with < 1 second delay (was: cvs commit: src/bin/sleep sleep.1 sleep.c) Message-ID: <Pine.BSF.4.05.9910051608430.6368-100000@fw.wintelcom.net> In-Reply-To: <19991005091744.W40186@freebie.lemis.com>
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On Tue, 5 Oct 1999, Greg Lehey wrote: > On Monday, 4 October 1999 at 9:35:10 -0700, Matthew Dillon wrote: > > > >>> I think it would be good to be able to run "top -s0.5" > >> > >> I don't think so. The output of top(1) (especially the CPU usage > >> breakdown) becomes essentially useless if it is updated too often. > >> > >> As to adding funtionality to contributed software, we've already added > >> functionality to top(1) (specifically, the -t flag and the 't' > >> command). The maintainer never even bothered to reply when asked to > >> review (and possibly integrate) the patches. > >> > >> Dag-Erling Smorgrav - des@flood.ping.uio.no > > > > top is kinda cpu-heavy. Occassionally I'll use 's0<return>' just to > > watch the display go nuts, but beyond the laughs having a less then > > one second update time isn't all that useful for top. > > I think that depends on what you're looking at. I could imagine that > people look at other things besides the CPU time breakdown. I > personally think that it would be a useful thing to have. For some reason I think that at some point in time our 'top' did support polling on fractions of a second, or at least some vendor's implementation did. This is so far back that the only other OS It could have been was SunOS's 'top' install when built from sources. (the only other unix I was using at the time when I remeber this functionality) or maybe it was a dream... -Alfred To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe cvs-all" in the body of the message
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